power: qpnp-smbcharger: Remove soc based charging resume

Currently we're depending on soc from FG to restart charging.
Since we're moving towards configuring resume soc in FG and
auto recharge, we don't need to do that in charger anymore.
Remove it.

CRs-Fixed: 723434
Change-Id: I506a7662e9ac70f08beb13c34ade10f9dfdd3214
Signed-off-by: Subbaraman Narayanamurthy <subbaram@codeaurora.org>